# 脑洞无边AI vs QR Code Master

脑洞无边AI and QR Code Master are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 脑洞无边AI sells 7 one-off in-app purchases and QR Code Master sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

脑洞无边AI ships an update monthly, QR Code Master every 4 weeks. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 脑洞无边AI | QR Code Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/qr-code-master-div-multi/id6478015472/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 12 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [无锡无边网络技术有限公司](https://appshunter.io/developer/1719083167) | [玉良 刘](https://appshunter.io/developer/1726127567) |

## What reviewers say

### 脑洞无边AI

[App page](https://appshunter.io/ios/app/ai/id6473520619)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 260能量 | $0.99 | one-time |
| 7日会员 | $0.99 | one-time |
| 1200能量 | $2.99 | one-time |
| 月度会员 | $5.99 | one-time |
| 4600能量 | $6.99 | one-time |
| 10000能量 | $14.99 | one-time |
| 24000能量 | $29.99 | one-time |


### QR Code Master

[App page](https://appshunter.io/ios/app/qr-code-master-div-multi/id6478015472)

Create and customize QR codes for various purposes, from website links to event invitations. Personalize designs with logos, colors, and 3D effects. Also includes a powerful scanner to quickly read and extract QR code information.

**Highlights:** Create diverse QR code types, Personalize with logos and colors, Add 3D and gradient effects, Scan and extract QR code info, User-friendly interface, Promote businesses and events

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 包周 | $1.99 | per 7 days |
| 包月 | $3.99 | per month |
| 包季 | $9.99 | per 3 months |
| 包年 | $19.99 | per year |


## Frequently asked questions

### Is 脑洞无边AI free?

脑洞无边AI is free to download, with in-app purchases available.

### Is QR Code Master free?

QR Code Master is free to download, with in-app purchases available.

### Do 脑洞无边AI or QR Code Master have ads?

Neither 脑洞无边AI nor QR Code Master shows ads.

### Which is updated more often, 脑洞无边AI or QR Code Master?

脑洞无边AI ships an update monthly, and QR Code Master every 4 weeks. Most recently, 脑洞无边AI was updated on October 4, 2026 and QR Code Master on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*